有研究显示，shingles vaccine 有显著降低老年痴呆的发病机率……

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10736522/#:~:text=We%20found%20that%20shingles%20vaccine,0.55%20(0.33%2C%200.92)).

We found that shingles vaccine was significantly associated with lower odds of AD onset later in life, in the total sample (p-value=0.021; OR=0.55 (0.33, 0.92)).